DNA ligase is like the glue that pieces together DNA. DNA polymerase "unzips" the DNA helix in DNA replication.
I believe the answer would be B where the condensed chromosomes line up at the equator of the cell.
During exercise there is an increase in physical activity and muscle cells respire more than they do when the body is at rest. The heart rate increases during exercise. The rate and depth of breathing increases - this makes sure that more oxygen is absorbed into the blood, and more carbon dioxide is removed from it.
You drop it barely above the ground
Science can answer many questions for example the speed of light, the frequency of pitch or sound, dna tests
